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Goethite

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MEX177544

Goethite

ex Günter Bittlinsky, Duisburg collection
Classic Locality

Description Tabs

Description
Locality: 
Herja Mine, Chiuzbaia, Baia Mare, Maramureș County, Romania
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 4 × 4 cm
Largest Crystal: 
1.40cm
Description

Large goethite crystals arranged to radial groups on quartz matrix. Few crystals shows a base of crystal, too.

Mineral Data
What's on the rock

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany
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